Electric toothbrush



FIG. 1 is a perspective view of a first embodiment of the present invention;

FIG. 2 is a top planar view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a perspective view of a second embodiment of the present invention;

FIG. 5 is top planar view thereof; and,

FIG. 6 is a side elevational view thereof.

The broken lines shown in the drawings are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for an electric toothbrush, as shown and described. 